<template>
  <div class="seller" ref="seller">
    <div class="seller-content">
      <div class="overview">
        <h1 class="title">{{seller.name}}</h1>
        <div class="desc border-1px">
          <m-star :size="36" :score="seller.score"></m-star>
          <span class="text">({{seller.ratingCount}})</span>
          <span class="text">月售{{seller.sellCount}}单</span>
        </div>
        <ul class="remark">
          <li class="block">
            <h2 class="">起送价</h2>
            <div class="content">
              <span class="stress">{{seller.minPrice}}</span>元
            </div>
          </li>
          <li class="block">
            <h2>商家配送</h2>
            <div class="content">
              <span class="stress">{{seller.deliveryPrice}}</span>元
            </div>
          <li class="block">
            <h2>平均配送时间</h2>
            <div class="content">
              <span class="stress">{{seller.deliveryTime}}</span>分钟
            </div>
          </li>
        </ul>

        <div class="favorite" @click="toggleFavorite">
          <span class="icon-favorite" :class="{'active': favorite}"></span>
          <span class="text">{{favoriteText}}</span>
        </div>
      </div>

      <m-split></m-split>

      <div class="bulletin">
        <h1 class="title">公告与活动</h1>
        <div class="content-wrapper">
          <p class="content">{{seller.bulletin}}</p>
        </div>

        <ul v-if="seller.supports" class="supports">
          <li class="support-item border-1px" v-for="(item,index) in seller.supports" :key="index">
            <span class="icon" :class="classMap[seller.supports[index].type]"></span>
            <span class="text">{{seller.supports[index].description}}</span>
          </li>
        </ul>
      </div>

      <m-split></m-split>
      <div class="pics">
        <h1 class="title">商家实景</h1>
        <div class="pic-wrapper" ref="picWrapper">
          <ul class="pic-list" ref="picList">
            <li class="pic-item" v-for="(pic, index) in seller.pics" :key="index">
              <img :src="pic" width="120" height="90">
            </li>
          </ul>
        </div>
      </div>

      <m-split></m-split>
      <div class="info">
        <h1 class="title border-1px">商家信息</h1>
        <ul>
          <li v-for="(info, index) in seller.infos" :key="index" class="info-item">{{info}}</li>
        </ul>
      </div>
    </div>
  </div>
</template>

<script type="text/ecmascript-6">
import BScroll from 'better-scroll';
import mStar from 'components/m-star/m-star';
import mSplit from 'components/m-split/m-split';
import {saveToLocal, loadFromLocal} from '@/common/js/store';

export default {
  props: {
    seller: {
      type: Object
    }
  },

  data () {
    return {
      favorite: (() => {
        return loadFromLocal(this.seller.id, 'favorite', false);
      })()
    };
  },

  computed: {
    favoriteText () {
      return this.favorite ? '已收藏' : '收藏';
    }
  },

  created () {
    this.classMap = ['decrease', 'discount', 'special', 'invoice', 'guarantee'];
  },
  mounted () {
    this._initScroll();
    this._initPics();
  },
  watch: {
    'seller' () {
      this._initScroll();
      this._initPics();
    }
  },

  methods: {
    toggleFavorite () {
      this.favorite = !this.favorite;
      saveToLocal(this.seller.id, 'favorite', this.favorite);
    },

    _initScroll () {
      if (!this.scroll) {
        this.scroll = new BScroll(this.$refs.seller, {
          click: true
        });
      } else {
        this.scroll.refresh();
      }
    },
    _initPics () {
      if (this.seller.pics) {
        let picWidth = 120;
        let margin = 6;
        let width = (picWidth + margin) * this.seller.pics.length - margin;
        this.$refs.picList.style.width = width + 'px';
        this.$nextTick(() => {
          if (!this.picScroll) {
            this.picScroll = new BScroll(this.$refs.picWrapper, {
              scrollX: true,
              eventPassthrough: 'vertical'
            });
          } else {
            this.picScroll.refresh();
          }
        });
      }
    }
  },

  components: {
    mStar, mSplit
  }
};
</script>

<style lang="stylus" rel="stylesheet/stylus">
  @import "../../common/stylus/mixin.styl";
  .seller {
    position absolute
    top 174px
    bottom 0
    left 0
    width 100%
    overflow hidden
    .overview {
      padding 18px
      .title {
        margin-bottom 8px
        line-height 14px
        font-size 14px
        color rgb(7, 17, 27)
      }
      .desc {
        padding-bottom 18px
        font-size 0
        border-1px(rgba(7, 17, 27, .1))
        .star {
          display inline-block
          margin-right 8px
          vertical-align top
        }
        .text {
          display inline-block
          margin-right 12px
          line-height 18px
          vertical-align top
          font-size 10px
          color rgb(77, 80, 93)
        }
      }

      .remark {
        display flex
        padding 18px 0
        .block {
          flex 1
          text-align center
          border-right 1px solid rgba(7, 17, 27, .1)
          &:last-child {
            border-right none
          }
        }
        h2 {
          margin-bottom 4px
          line-height 10px
          font-size 10px
          color rgb(147, 153, 159)
        }
        .content {
          line-height 24px
          font-size 10px
          color rbg(7, 17, 27)
          .stress {
            font-size 24px
          }
        }
      }

      .favorite {
        position absolute
        right 11px
        top 18px
        width 50px
        text-align center
        .icon-favorite {
          display block
          margin-bottom 4px
          color #d4d6d9
          line-height 24px
          font-size 24px
          &.active {
            color rgb(240, 20, 20)
          }
        }
        .text {
          line-height 10px
          font-size 10px
          color rgb(77, 85, 93 )
        }
      }
    }

    .bulletin {
      padding 18px 18px 0 18px
      .title {
        margin-bottom: 8px
        line-height: 14px
        color: rgb(7, 17, 27)
        font-size: 14px
      }
      .content-wrapper {
        padding: 0 12px 16px 12px
        border-1px(rgba(7, 17, 27, 0.1))
        .content {
          line-height: 24px
          font-size: 12px
          color: rgb(240, 20, 20)
        }
      }

      .supports {
        .support-item {
          padding: 16px 12px
          border-1px(rgba(7, 17, 27, 0.1))
          font-size: 0
          &:last-child {
            border-none()
          }
        }
        .icon {
          display: inline-block
          width: 16px
          height: 16px
          vertical-align: top
          margin-right: 6px
          background-size: 16px 16px
          background-repeat: no-repeat
          &.decrease {
            bg-image('decrease_4')
          }
          &.discount {
            bg-image('discount_4')
          }
          &.guarantee {
            bg-image('guarantee_4')
          }
          &.invoice {
            bg-image('invoice_4')
          }
          &.special {
            bg-image('special_4')
          }
        }
        .text {
          line-height: 16px
          font-size: 12px
          color: rgb(7, 17, 27)
        }
      }
    }

    .pics {
      padding 18px
      .title {
        margin-bottom 12px
        line-height 14px
        color rgb(7, 17, 27)
        font-size 14px
      }
      .pic-wrapper {
        width 100%
        overflow hidden
        white-space nowrap
        .pic-list {
          font-size 0
          .pic-item {
            display inline-block
            margin-right 6px
            width 120px
            height 90px
            &:last-child {
              margin 0
            }
          }
        }
      }
    }

    .info {
      padding 18px 18px 0 18px
      color rgb(7, 17, 27)
      .title {
        padding-bottom 12px
        line-height 14px
        border-1px(rgba(7,17,17,.1))
        font-size 14px
      }
      .info-item {
        padding 16px 12px
        line-height 16px
        border-1px(rgba(7, 17, 27, .1))
        font-size 12px
        &:last-child {
          border-none()
        }
      }
    }
  }
</style>
